5 items · 2 sources · 3 days
Operational story trace
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Latest change
DeepSeek shipped its V4-Pro flagship on Aug 13 alongside DeepSeek Harness, an open-source coding-agent CLI positioned against Claude Code, and priced V4-Pro API access above V4-Flash.
DeepSeek open-sourced V4-Flash on Aug 3 as a leaner 304B model that beat its own V4-Pro preview and matched Claude Opus-4.8 on benchmarks. A week later, hands-on testing found the "better and cheaper" pitch held up, but not in the way the early benchmarks suggested.
State over time
V4-Flash ships open source, claiming benchmark parity with Claude Opus-4.8 at a fraction of the V4-Pro preview's footprint.
First hands-on comparison of V4-Flash and V4-Pro tests the 'better and cheaper' claim against real usage.
V4-Pro ships as DeepSeek's flagship, positioned as a direct challenge to Moonshot's Kimi K3.
Independent coverage confirms V4-Pro's launch and highlights its upgraded agent-tool capabilities.
DeepSeek Harness debuts as an open-source Claude Code rival, launching alongside V4-Pro API access at higher prices than V4-Flash.
V4-Flash ships open source, claiming benchmark parity with Claude Opus-4.8 at a fraction of the V4-Pro preview's footprint.
First hands-on comparison of V4-Flash and V4-Pro tests the 'better and cheaper' claim against real usage.
V4-Pro ships as DeepSeek's flagship, positioned as a direct challenge to Moonshot's Kimi K3.
Independent coverage confirms V4-Pro's launch and highlights its upgraded agent-tool capabilities.
DeepSeek Harness debuts as an open-source Claude Code rival, launching alongside V4-Pro API access at higher prices than V4-Flash.
What to watch — open questions
Storylines are threaded mechanically from the feed: stories that share a distinctive anchor across multiple days and sources. Each item links to its original source. The evidence trace, current state, and open questions are written by the editor routine and refreshed whenever a new beat lands.